Signaling means on submarine boats



v 0. VON TRUPPEL. Y I SIGNALING MEANS oN suBMARlNE BOATS.v

APPLICATION FILED `SEPT. 25, 1919.

Patented Jan. 31,1922.

I SIGN-ArmMANSONJSBMAMNE OAT enfers* Z'of"aZZIwLOmtj/nay'erinnern? I Beit known that v1I,- vOSCAR voN'TRUBrEnQfaf lgivesl anjaeoustie. citizen ofthe' Germemlepubliq residing :ttf 1 Frohnau`, near "Berlim' Grerrnany','` have 4 5gventediiertain nevv useuljI-niprovelnentsi finfSig-haling# n Submarine-Boats f v (ifor which havefiled iepplieations'fin*Geri t l f v manyMawe 1917; "ini-Alissa; May"V 2r, i :1918; in HuegaryfMay'iZszlljS ;-"11 SPWdIl,Y

i" l0-Febr 2 5, 41919,; in N0rvvey,=Feb`. 27,- 1919,;'gi11 Deninrl`,Feb. 24, 1919; 'etndfinHolland, 1vIareh18,1.19l9,-) o fK-,vvhiehthe following *is la' specification. `'-LI-Ii'therto a 'subrnerineboat when fin the y* v15 submerged state ha'sfbeerr unableftistOp a themostfevorgbl A VInerchant `vessel by'ietns'foffsignalsorfto "fnystfbo'dil polnt from hyev Y 1f Warnthe crew ofthe vefseli to `go into 'the "instanee%forgcaftohing vr`V`n orpedoing' th ifi; boats beforethe'fshiplis destroyedzi` tor vess'ehj'Qf jj l I pedo. Thereforethe submerged-submarinei l "Theaooustie glieli-rn lgpr o duejecl zel-.must either irethe" torpedo AWithout suchsrem '.In'eronorlenyother'instrumentlty lijj Warning,` or must emergekn order to -re of.pyroteohnies,faroeketffor instaneeglfh *gvvalrninglshots With its3-art11ery.;. But, Vby,optie signal'jmeyfconsist of-eiiaineyfa-lig -jiemergingfthe submerineloses its 'qualities ajetfoffwetelfor; lgeg-1Lf oludof lsmoke' on of.; invisibility"end '-invulnerability;:md5l `eleetrie lmnpthe'eurrenv urce 'ofqivvhio *25. moreover, 4`in most cases it loses theopporvUtley, be2-arranged ,Wi in he, ``s`ig`11ell'hotly tunityv of firing a torpedofwhiohvvill hit the The different Vsig nakli'llg'ggir-gairis irlayflsv l'b' y target; iThe vessel,l on the other hand,*is.en*"app1ied infsfuitablefcoinbinations. y abled toveseape, or eventoattaoklthe sub- '1 "Besides-,the-eniploylnentfo'f these sig'nl marin@ Y e f j'it'or'vvafriing purposeslthejff mayseve-'elso S0 The present inventionhasforfits object to for otherfp 'rpose's'end'mayj be empio" db gobviate these disedvantagesby enabling the nierehamtsubinriiieboats;V l f f submrineboatpto rest itself in a; safe andr In the `sicoo I npanyi'ngI dravvngs'f onefe ff advantageous firing position. and 'to give bodirnentof the inventio i isdiaggrainnietli warning signalsto the merchant vessel bee cally illustretedbfy-Wayjo lfe Xample 35 tore thetorpedo iswredyvvithout showing FigLglShoWsfa;vtioalflongitudinlseo# itsKV oWn submerged'positionlfduring Vthe sig- 'tion throughsJ boattittedgvvithtvvovvarnin'v naling opemtlon.y Thus the-merchant vessel 'signl-buoysyend t will been'abled tofsurrenderwitself to the sub- Fig. 2'shovvs1one5bfthe" ffinerged and. undiscovered Vsubmarine.'hoat, 'onjan enlarged,svoat1e.. v f Y Ij {40' immediately Vand WithoutV resistance, and tof; ,"The'buoy's A arejpl' Peedjonthe deck 4 ."fsave its crew by taking tothe boats; on-the boat in suitably shepedhousingsfandgar lotherhand, should"the vessel resistor f ailfto curelyh'eld intheseihousings'* bylab' vvTl/stop, the submerinefboat Willbe-enabled to With ajbayonetllgfso tht itifotnjbeflopelfdestroy the vessel bye,v torpedo shot from-an* ated fr orfn theinteriorfof lthe bogtif "On'the aidventegeousfiringposition; In War onthe 'dravvingslonlyitvvobuoys areshownfforthe i 'open sea against merchant.vessels,Y the sof sake ofgoleztrness,fvvhereasfa loet'ivvouldin y Y "called submarine cruiser Weir- .-that is to 'say precticeearry a, greater number'fio`fvhis t y-p .1""without an announced blockade zone ior'v out; of *buoysfl- Theftubularwinset memberl, 'fof sueh zone-the invention enables "the sub-f the center fof thebuoyeserves to receive the 50 marine boalt to use'itsjpeeuliar lighting quellj -fsignalelement Dyfvvhiehfmay, forjI exaniplel ities instead of beingl forced tof. emerge and Vbje agsignalj-li' h t roekef, and :Gnbelshot olf give Warning shotsv by artillery. by the char'ded beneath'it.Theohergedf f The.' invention consists Ain einploying;y a iis explodedny @time -usep'r slovvmateh .E "'.iqflotative signalling body VvXed on the boat 'beneath it, v end agirietonei-gniterHF, K The l 55 outboerd9jwhich` bodveanfbe' slipped 'and7 friction igniteulis-u0uuet with@ b() 1 -tliousan'd'metersfrom it, the buoyfis released v"from the interior of the Yboat by rotating the 'Y by means Yof a cord G; as is distinctly shown member andthe igniting device against thev in Fig/2.V In orderto protect the signal Water,v theitube C 1s made Water-tight at the Y' Y' top by means of a plugiH. .3.V

The' method ofoperatlon of thel device .Y as follows: 1.

`vAs :soon p c sumed a suitable position in' regard'to the ship to ekberwarned, ,for example, abouttwo boltB through 9,09 by means of the handle ','iand'it then ascendsj tothe surfacev of the Waterik While ascending, the friction'ignijter "fisV torn outofthetube C by Ymeans ofthe ropej-G, which, as valready!Stated, is fastened 'to'therboltfand the lower endVv of the slowfmatchzE istlius ignited.' -After a certain length o'ffjtimef, which is'dete'rmined by the as the submarine boat has fas'-V buoy of the boat. at the instant of ascending; Y the friction igniter has already been torn out of the igniting cylinder (3,50 .that the buoy f VisVV entirelyv released from Ythe slnip4 Yandy can,

ascend freely.'l YAYClaims:

r1Q'All;sigrfialing buoyiadaptedforrelease d from a submarinepsaid -buoy'being provided with Vsignaling` meansgV andvmeans to; ,delay the functioning of thesignalingfmeansf'a pre.-

determined time afterthelbu'oyreaclies the Y p l' surface.

2. A Vsignaiding buo'yladaptedforrelease i jfromfa submarine., said buoy *beingV provided I ywith 'optical lsignalinlgig means, and vf'I'neans vtot A40 Y' delay the functioning of the signaling means o Y theY surface; i

2: n testimony'VWher-eof they foregoing 'spepcii n licatlonls signed 1n the presence of two'fwitnesses. 1 .Y n Y -v p OSCAR VON TRUFPEL. 1Witnesses: 'A AGUSTVWQ'GILLING,

'f PAUL LENHE'RRv a predetermined timer' after the buoyreaclies 

